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SERVICE MANUAL

DV913S

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Содержание DV913S

Страница 1: ...SERVICE MANUAL DV913S...

Страница 2: ...EW AND PART LIST 4 5 2 BRACKET EXPLOSED VIEW AND PART LIST 6 6 ELECTRICAL CONFIRMATION 8 6 1 VIDEO OUTPUT LUMINANCE SIGNAL CONFIRMATION 8 6 2 VIDEO OUTPUT CHROMINANCE SIGNAL CONFIRMATION 9 7 MPEG BOAR...

Страница 3: ...s place the assembly on a conductive surface such as alminum foil to prevent electrostatic charge buildup or exposure of the assembly 3 Use only a grounded tip soldering iron to solder or unsolder ES...

Страница 4: ...ol Button Locations and Explanations Front Panel Illustration POWER switch 2 Disc tray 3 4 5 6 PLAY button PAUSE STOP button MIC VOLUME button MIC jack 3 2 5 6 7 7 8 8 4 IR SENSOR button OPEN CLOSE bu...

Страница 5: ...nds of the laser diode are short circuited After replacing the parts with new ones remove the short circuit according to the correct procedure See this Technical Guide 2 Do not use a tester to check t...

Страница 6: ...5 1 Optical pickup Unit Explosed View and Part List Pic 1 5 Assembling and disassembling the mechanism unit 4...

Страница 7: ...IDDLE A 1 7 1EA2511A29400 GEAR MIDDLE B 1 8 1EA2744A03000 SHAFT SLIDE 1 9 1EA2744A03100 SHAFT SLIDE SUB 1 10 1EA2812A15300 SPRING COMP TYOUSEI 3 11 1EA2812A15400 SPRING COMP RACK 1 21 1EA0B10B20100 AS...

Страница 8: ...wheel 17 Pick up 5 gearwheel 18 switch 6 iron chip 19 Five pin flat plug 7 Immobility mechanism equipment 20 screw 8 Magnet 21 PCB 9 Platen 22 motor 10 Bridge bracket 23 Motor wheel 11 screw 24 screw...

Страница 9: ...a soldering iron after a circuit is connected Keep the power source of the pick up protected from internal and external sources of electrical noise Refrain from operation and storage in atmospheres c...

Страница 10: ...illoscope to the video output terminal and terminate at 75 ohms 2 Confirm that luminance signal Y S level is 1000mVp p 30mV Measurement point Video output terminal Color bar 75 PLAY Title 46 DVDT S15...

Страница 11: ...te at 75 ohme 2 Confirm that the chrominance signal C level is 621 mVp p 30mV Measurement point Video output terminal Color bar 75 PLAY Title 46 DVDT S15 PLAY Title 12 DVDT S01 DVDT S15 or DVDT S01 Mo...

Страница 12: ...7 MPEG BOARD CHECK WAVEFORM 7 1 27MHz WAVEFORM DIAGRAM 7 2 ICVIPER22 PIN 5 WAVEFORM DIAGRAM 10...

Страница 13: ...rnal register through bi directional serial port to configure modes selection FEATURES n RF equalizer with programmable c f from 3MHz to 70 MHz and programmable boost from 3dB to 13dB n MT1336 support...

Страница 14: ...INPUT MUX REF and 2VREF Voltage Generator VGA EQ ENVELOP DETECTOR AGC CDA DVDB CDB DVDC CDC DVDD CDD DVDRFIN DVDRFIP TPI TNI RFOP SBAD TE RF LEVEL FE DVD APC MDI1 LDO1 CD APC VREFO SLCK SDEN SERIAL PO...

Страница 15: ...7 IO8 IO9 FEO IOB SW2 IOA 1 2 3 4 5 6 7 8 9 10 11 12 13 15 16 17 18 19 20 21 22 23 24 26 27 28 29 30 31 32 33 34 35 37 38 14 25 36 IO0 AVDDF IO6 AGNDX AVDDM HALLCOS COSPHI REFCOS AGNDM HALLSIN UDGATE...

Страница 16: ...A Analog input AC coupled DVD RF signal input A 99 DVDB Analog Input AC coupled DVD RF signal input B 98 DVDC Analog Input AC coupled DVD RF signal input C 97 DVDD Analog Input AC coupled DVD RF signa...

Страница 17: ...xternal current bias resistor R 20K 119 AGC1 Analog Wobble AGC loop1 capacitor 121 AGC2 Analog Wobble AGC loop2 capacitor 122 AGC3 Analog Wobble AGC loop3 capacitor 127 RFSUBO Analog output Header pus...

Страница 18: ...tput POWER 67 69 AVDD Power Master PLL Filter power 65 73 AGND GND GND for Master PLL Filter 64 AVDD Power DPD Power 62 AGND GND DPD GND 109 AVDD Power RF path Power 107 AGND GND RF path GND 114 SVDD...

Страница 19: ...e input of amplifier for hall sensor signal 75 REFSIN Analog input Positive input of amplifier for hall sensor signal 76 SINPHI Analog output Amplifier output for hall sensor signal 71 HALLCOS Analog...

Страница 20: ...MT1336 PRELIMINARY SUBJ ECT TO CHANGE WITHOUT NOTICE MTK CONFIDENTIAL NO DISCLOSURE 48 IO6 49 IO7 50 IO8 51 IO9 52 IOA 53 IOB 18...

Страница 21: ...rovide a varipitch speed control for CLV and CAV mode Built in ADCs and DACs for digital servo control Provide 2 general PWM Tray control can be PWM output or digital output Built in DSP for digital s...

Страница 22: ...ding MPEG 2 layer1 layer2 2 channel audio decoding Dolby Pro Logic decoding High Definition Compatible Digital HDCD decoding Up to 6 channel linear PCM output for DVD Audio DVD Video Downmix function...

Страница 23: ...analog circuitry 12 FOO Analog Output Focus servo output PDM output of focus servo compensator 13 TRO Analog Output Tracking servo output PDM output of tracking servo compensator 14 TROPENPWM Analog...

Страница 24: ...digital circuitry 36 AD3 Inout 2 16MA SR Microcontroller address data 3 37 AD2 Inout 2 16MA SR Microcontroller address data 2 38 AD1 Inout 2 16MA SR Microcontroller address data 1 39 AD0 Inout 2 16MA...

Страница 25: ...3 Power 3 3V Power pin for audio clock circuitry 56 ALE Inout 2 16MA SR PU SMT Microcontroller address latch enable 57 IOOE Inout 2 16MA SR SMT Flash output enable active low IO 58 IOWR Inout 2 16MA S...

Страница 26: ...strobe active low 76 URD Inout 2 16MA SR PU SMT Microcontroller read strobe active low 77 DVSS Ground Ground pin for internal digital circuitry 78 RD7 Inout DRAM data 7 79 RD6 Inout DRAM data 6 80 RD...

Страница 27: ...pin for internal digital circuitry 103 CLK Output 2 16MA SR DRAM clock 104 CLE Output 2 16MA SR DRAM clock enable 105 RA11 Output 2 16MA SR DRAM address bit 11 or audio serial data 3 channel 7 8 106...

Страница 28: ...125 DVSS Ground Ground pin for internal digital circuitry 126 RD31 Inout 2 16MA SR PU PD SMT DRAM data 31 127 RD30 Inout 2 16MA SR PU PD SMT DRAM data 30 128 RD29 Inout 2 16MA SR PU PD SMT DRAM data...

Страница 29: ...tA 1 147 RD16 Inout 2 16MA SR PU PD SMT DRAM data 16 Videoin Data PortA 0 148 ABCK Output 4MA Audio bit clock 149 ALRCK Inout 4MA PD SMT 1 Audio left right channel clock 2 Trap value in power on reset...

Страница 30: ...hroma output 165 DACVDDB Power 3 3V power pin for VIDEO DAC circuitry 166 YUV2 Y Output 4MA SR Video data output bit 2 167 DACVSSB Ground Ground pin for VIDEO DAC circuitry 168 YUV3 CVBS Output 4MA SR...

Страница 31: ...tput RF serial clock output 198 BDO Input Flag of defect data input status 199 ADCVSS Ground Ground pin for ADC circuitry 200 ADIN Analog Input General A D input 201 RFSUBI Analog Input RF subtraction...

Страница 32: ...194 195 196 197 198 199 200 201 202 YUV4 G YUV6 R YUV7 RFRP_DC FEI RFLEVEL HRFZC PRST VFO13 DVDD3 DVSS IDGATE SDATA DVDD3 CSO PWM2VREF BDO UDGATE SDEN WOBSI SLCK TEI PWMVREF ADIN RFSUBI TEZISLV DVDD2...

Страница 33: ...es interface between the input servo signals and the Servo DSP It has built in ADCs to digitize the servo control signal and DACs to provide signals for the actuator and sledge motor It also has a ser...

Страница 34: ...Saturation adjustment and edge enhancement Reading and decoding SPU and OSD data from DRAM buffer Generating hardware cursor image Merging the video data SPU OSD and cursor Video Processor The Video P...

Страница 35: ...tream Audio Interface Audio interface consists of Audio Output Interface and Microphone Input Interface Audio Output Interface The MT1379 can support up to 8 channel audio outputs The output formats c...

Страница 36: ...A Analog Supply voltage 0 3 to 3 6 V VIN Input Voltage 0 3 to 5 5 V VOUT Output Voltage 0 3 to VDD3 0 3 V Ta Ambient Temperature 0 to 70 C DC Charateristics Symbol Parameters Min Typ Max Unit VIH Inpu...

Страница 37: ...allow data to be read from or programmed into any sector not being erased n Sector Protection Any combination of sectors may be locked to prevent program or erase operations within those sectors n Tem...

Страница 38: ...EGISTER DQ 15 0 A 18 0 A 1 VCC DETECTOR TIMER ERASE VOLTAGE GENERATOR AND SECTOR SWITCHES PROGRAM VOLTAGE GENERATOR ADDRESS LATCH X DECODER Y DECODER 8 Mb FLASH MEMORY ARRAY Y GATING DATA LATCH I O BU...

Страница 39: ...34 33 32 31 30 29 48 47 46 45 28 27 26 25 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 1 2 3 4 21 22 23 24 A11 A10 A9 A8 NC NC WE RESET NC NC RY BY A18 A17 A7 A6 A5 A15 A14 A13 A12 A4 A3 A2 A1 DQ7 DQ14...

Страница 40: ...d b y a s i n g l e c o n t r o l c o m m a n d B u r s t l e n g t h o f 1 2 4 8 o r f u l l p a g e a n d t h e b u r s t c o u n t sequence sequential or interleave A burst of read or write cycles...

Страница 41: ...f i n e t h e o p e r a t i o n Refer function truth table for details L D Q M U D Q M D a t a I n p u t O u t p u t M a s k D Q M c o n t r o l o u t p u t b u f f e r i n r e a d m o d e a n d m a...

Страница 42: ...FRONT SCHEMATIC DIAGRAM 40 9 SCHEMATIC PCB WIRING DIAGRAM...

Страница 43: ...V TC512 47uF 50V TC506 1000uF 10V TC505 1000uF 10V TC510 1000uF 10V D508 HER105 TC503 470uF 16V R511 330R 1W R507 1K R501 680K 2W DVD VIPER22 5501A 3 220V BCN501 D510 SR560 D506 HER105 D509 1N4007 D51...

Страница 44: ...POWER BOARD SCHEMATIC DIAGRAM 42...

Страница 45: ...7 4 7uF 16V R607 1K R608 20K R618 15K C608 392 TC609 47uF 16V R629 27K 1 2 TC605 22U 16V TC603 4 7U 16V TC601 4 7U 16V 9VA C619 102 R628 4 7K R620 10K R633 10R1 6W TC615 100U 16V C601 104 R632 10R1 6W...

Страница 46: ...MIAN SCHEMATIC DIAGRAM 44...

Страница 47: ...DO1 R304 10K R303 10K R305 10K R306 10K TRCLOSE TROPEN ENDM STBY C322 104 C320 104 C321 104 TC305 47uF 16V C324 104 C327 104 C325 104 C326 104 RVCCIN RVCCIN C338 104 C339 104 2 3 4 1 5 6 8 9 10 7 11 1...

Страница 48: ...89 RCS 90 BA0 91 DVSS 92 RD15 93 RD14 94 RD13 95 RD12 96 DVDD3 97 RD11 98 RD10 99 RD9 100 RD8 101 DVSS 102 CLK 103 CLE 104 DMVSS 109 RA7 110 DVDD3 111 RA6 112 RA5 113 RA4 114 DVSS 115 DQM1 116 DQM0 1...

Страница 49: ...3 Y2 Y1 1 2 3 4 JK202 S VIDEO L217 FBSMT L216 FBSMT VGND C273 20pF C272 20pF 5 7 6 JK202 V OUT5 L219 FBSMT C274 20pF VGND TC210 220uF 16V TC212 220uF 16V TC214 220uF 16V R256 330R C2144 104 AGND 12 13...

Страница 50: ...R2105 1K VD207 1N4148 TC238 2 2uF 16V VCC R291 33R ACLK SACLK R292 33R R293 33R R294 33R ABCK SBCLK ALRCK SLRCK ASDAT0 SDATA0 RED RED BLACK 1 2 3 4 5 6 JK201 RCA 407 WHITE SPDIF A B OUT 1 A A OUT 3 R...

Страница 51: ...49...

Страница 52: ...S 2 D509 D513 0200138 PORCELAIN CAPACITOR 50V 104 20 5mm PCS 4 C504 C508 C510 C515 0200224 PORCELAIN CAPACITOR 1000V 103 80 20 7 5mm PCS 1 C502 0200223 PORCELAIN CAPACITOR 1000V 101 80 20 7 5mm PCS 1...

Страница 53: ...UNIT QUANTITY LOCATION 5232805 SOFT SPONGE SPACER 6 6 2 5 DOUBLE FACED HARD PCS 1 IR SENSOR 1PC 0000009 CARBON FILM RESISTOR 1 6W100 5 PCS 1 R415 0090023 SMD RESISTOR 1 16W 10K 5 PCS 3 R416 R417 R418...

Страница 54: ...103 10 0603 PCS 2 C603 C616 0310084 SMD CAPACITOR 50V 104 80 20 0603 PCS 7 C602 C609 C613 C614 C622 C623 C6 01 0310058 SMD CAPACITOR 25V 104 80 20 0603 PCS 7 C602 C609 C613 C614 C622 C623 C6 01 03103...

Страница 55: ...90024 SMD RESISTOR 1 16W 15K 5 0603 PCS 2 R207 R307 0090025 SMD RESISTOR 1 16W 20K 5 0603 PCS 6 R203 R316 R320 R321 R2129 R2133 0090188 SMD RESISTOR 1 16W 18K 5 0603 PCS 2 R204 R216 0090229 PRECISION...

Страница 56: ...96 SMD INDUCTOR 1 8UH 10 1608 PCS 6 L210 L215 0390057 MAGNETIC BEADS INDUCTOR RH354708 PCS 7 L204 L205 L209 L241 L242 L249 L250 0390095 SMD BEADS FCM1608K 221T05 PCS 33 L201 L203 L207 L216 L217 L219 L...

Страница 57: ...S 1 JK201 1910129 TERMINAL SOCKET SA 001 012 BLACK IRON SHEET SCREEN SHIELDED PCS 1 JK202 1940024 SOCKET 5P 2 0mm PCS 1 XS302 1940005 SOCKET 6P 2 0mm PCS 3 XS201 XS303 XS2601 1940023 SOCKET 7P 2 0mm P...

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